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https://ajitpatra.com/2018/10/15/d365-v9upgrade-error-while-upgrading-nuget-package-microsoft-crmsdk-xrmtooling-coreassembly-to-v9-0-2-5/
D365 V9{Upgrade}: Error while upgrading NuGet package Microsoft.CrmSdk.XrmTooling.CoreAssembly to v9.0.2.5